At the rate if im thinking right i would think it would increase
I believe Join or die cartoon that drawn by Benjamin Franklin was really effective. At that time, many people were not convinced on whether they should involve in the French-Indian War or not.
The cartoon managed to persuade a lot of people to join up with the Kingdom of Great Britain in order to defeat the Frenchs and the Indians
The answer in the question provided is letter b, lack of
industrialization. It is because developing nation or country usually involves
of having industrial bases to be less develop than of the developed countries
in which lack industrialization is one of the things found in a developing
nation.